# encoding: UTF-8

# A simple module containing all countries as of 2010.
# 
module Sinatra::Country
  @all = {
    :AF => "Afghanistan",
    :AX => "Åland Islands",
    :AL => "Albania",
    :DZ => "Algeria",
    :AS => "American Samoa",
    :AD => "Andorra",
    :AO => "Angola",
    :AI => "Anguilla",
    :AQ => "Antarctica",
    :AG => "Antigua and Barbuda",
    :AR => "Argentina",
    :AM => "Armenia",
    :AW => "Aruba",
    :AU => "Australia",
    :AT => "Austria",
    :AZ => "Azerbaijan",
    :BS => "Bahamas",
    :BH => "Bahrain",
    :BD => "Bangladesh",
    :BB => "Barbados",
    :BY => "Belarus",
    :BE => "Belgium",
    :BZ => "Belize",
    :BJ => "Benin",
    :BM => "Bermuda",
    :BT => "Bhutan",
    :BO => "Bolivia, Plurinational State of",
    :BA => "Bosnia and Herzegovina",
    :BW => "Botswana",
    :BV => "Bouvet Island",
    :BR => "Brazil",
    :IO => "British Indian Ocean Territory",
    :BN => "Brunei Darussalam",
    :BG => "Bulgaria",
    :BF => "Burkina Faso",
    :BI => "Burundi",
    :KH => "Cambodia",
    :CM => "Cameroon",
    :CA => "Canada",
    :CV => "Cape Verde",
    :KY => "Cayman Islands",
    :CF => "Central African Republic",
    :TD => "Chad",
    :CL => "Chile",
    :CN => "China",
    :CX => "Christmas Island",
    :CC => "Cocos (Keeling) Islands",
    :CO => "Colombia",
    :KM => "Comoros",
    :CG => "Congo",
    :CD => "Congo, the Democratic Republic of the",
    :CK => "Cook Islands",
    :CR => "Costa Rica",
    :CI => "CÔte D'ivoire",
    :HR => "Croatia",
    :CU => "Cuba",
    :CY => "Cyprus",
    :CZ => "Czech Republic",
    :DK => "Denmark",
    :DJ => "Djibouti",
    :DM => "Dominica",
    :DO => "Dominican Republic",
    :EC => "Ecuador",
    :EG => "Egypt",
    :SV => "El Salvador",
    :GQ => "Equatorial Guinea",
    :ER => "Eritrea",
    :EE => "Estonia",
    :ET => "Ethiopia",
    :FK => "Falkland Islands (Malvinas)",
    :FO => "Faroe Islands",
    :FJ => "Fiji",
    :FI => "Finland",
    :FR => "France",
    :GF => "French Guiana",
    :PF => "French Polynesia",
    :TF => "French Southern Territories",
    :GA => "Gabon",
    :GM => "Gambia",
    :GE => "Georgia",
    :DE => "Germany",
    :GH => "Ghana",
    :GI => "Gibraltar",
    :GR => "Greece",
    :GL => "Greenland",
    :GD => "Grenada",
    :GP => "Guadeloupe",
    :GU => "Guam",
    :GT => "Guatemala",
    :GG => "Guernsey",
    :GN => "Guinea",
    :GW => "Guinea-bissau",
    :GY => "Guyana",
    :HT => "Haiti",
    :HM => "Heard Island and Mcdonald Islands",
    :VA => "Holy See (Vatican City State)",
    :HN => "Honduras",
    :HK => "Hong Kong",
    :HU => "Hungary",
    :IS => "Iceland",
    :IN => "India",
    :ID => "Indonesia",
    :IR => "Iran, Islamic Republic of",
    :IQ => "Iraq",
    :IE => "Ireland",
    :IM => "Isle of Man",
    :IL => "Israel",
    :IT => "Italy",
    :JM => "Jamaica",
    :JP => "Japan",
    :JE => "Jersey",
    :JO => "Jordan",
    :KZ => "Kazakhstan",
    :KE => "Kenya",
    :KI => "Kiribati",
    :KP => "Korea, Democratic People's Republic of",
    :KR => "Korea, Republic of",
    :KW => "Kuwait",
    :KG => "Kyrgyzstan",
    :LA => "Lao People's Democratic Republic",
    :LV => "Latvia",
    :LB => "Lebanon",
    :LS => "Lesotho",
    :LR => "Liberia",
    :LY => "Libyan Arab Jamahiriya",
    :LI => "Liechtenstein",
    :LT => "Lithuania",
    :LU => "Luxembourg",
    :MO => "Macao",
    :MK => "Macedonia, the Former Yugoslav Republic of",
    :MG => "Madagascar",
    :MW => "Malawi",
    :MY => "Malaysia",
    :MV => "Maldives",
    :ML => "Mali",
    :MT => "Malta",
    :MH => "Marshall Islands",
    :MQ => "Martinique",
    :MR => "Mauritania",
    :MU => "Mauritius",
    :YT => "Mayotte",
    :MX => "Mexico",
    :FM => "Micronesia, Federated States of",
    :MD => "Moldova, Republic of",
    :MC => "Monaco",
    :MN => "Mongolia",
    :ME => "Montenegro",
    :MS => "Montserrat",
    :MA => "Morocco",
    :MZ => "Mozambique",
    :MM => "Myanmar",
    :NA => "Namibia",
    :NR => "Nauru",
    :NP => "Nepal",
    :NL => "Netherlands",
    :AN => "Netherlands Antilles",
    :NC => "New Caledonia",
    :NZ => "New Zealand",
    :NI => "Nicaragua",
    :NE => "Niger",
    :NG => "Nigeria",
    :NU => "Niue",
    :NF => "Norfolk Island",
    :MP => "Northern Mariana Islands",
    :NO => "Norway",
    :OM => "Oman",
    :PK => "Pakistan",
    :PW => "Palau",
    :PS => "Palestinian Territory, Occupied",
    :PA => "Panama",
    :PG => "Papua New Guinea",
    :PY => "Paraguay",
    :PE => "Peru",
    :PH => "Philippines",
    :PN => "Pitcairn",
    :PL => "Poland",
    :PT => "Portugal",
    :PR => "Puerto Rico",
    :QA => "Qatar",
    :RE => "RÉunion",
    :RO => "Romania",
    :RU => "Russian Federation",
    :RW => "Rwanda",
    :BL => "Saint BarthÉlemy",
    :SH => "Saint Helena, Ascension and Tristan Da Cunha",
    :KN => "Saint Kitts and Nevis",
    :LC => "Saint Lucia",
    :MF => "Saint Martin",
    :PM => "Saint Pierre and Miquelon",
    :VC => "Saint Vincent and the Grenadines",
    :WS => "Samoa",
    :SM => "San Marino",
    :ST => "Sao Tome and Principe",
    :SA => "Saudi Arabia",
    :SN => "Senegal",
    :RS => "Serbia",
    :SC => "Seychelles",
    :SL => "Sierra Leone",
    :SG => "Singapore",
    :SK => "Slovakia",
    :SI => "Slovenia",
    :SB => "Solomon Islands",
    :SO => "Somalia",
    :ZA => "South Africa",
    :GS => "South Georgia and the South Sandwich Islands",
    :ES => "Spain",
    :LK => "Sri Lanka",
    :SD => "Sudan",
    :SR => "Suriname",
    :SJ => "Svalbard and Jan Mayen",
    :SZ => "Swaziland",
    :SE => "Sweden",
    :CH => "Switzerland",
    :SY => "Syrian Arab Republic",
    :TW => "Taiwan, Province of China",
    :TJ => "Tajikistan",
    :TZ => "Tanzania, United Republic of",
    :TH => "Thailand",
    :TL => "Timor-leste",
    :TG => "Togo",
    :TK => "Tokelau",
    :TO => "Tonga",
    :TT => "Trinidad and Tobago",
    :TN => "Tunisia",
    :TR => "Turkey",
    :TM => "Turkmenistan",
    :TC => "Turks and Caicos Islands",
    :TV => "Tuvalu",
    :UG => "Uganda",
    :UA => "Ukraine",
    :AE => "United Arab Emirates",
    :GB => "United Kingdom",
    :US => "United States",
    :UM => "United States Minor Outlying Islands",
    :UY => "Uruguay",
    :UZ => "Uzbekistan",
    :VU => "Vanuatu",
    :VA => "Vatican City State",
    :VE => "Venezuela, Bolivarian Republic of",
    :VN => "Viet Nam",
    :VG => "Virgin Islands, British",
    :VI => "Virgin Islands, U.S.",
    :WF => "Wallis and Futuna",
    :EH => "Western Sahara",
    :YE => "Yemen",
    :ZM => "Zambia",
    :ZW => "Zimbabwe"
  }
  
  # @example
  #   
  #   p Country.to_select
  #   [["Afghanistan", "AF"], ["Åland Islands", "AX"], ["Albania", "AL"], 
  #   ["Algeria", "DZ"], ["American Samoa", "AS"], ... ["Zimbabwe", "ZW"]]
  #
  # @return [Array] a collection of pairs with the first element being 
  #                 country name and the last element being the code.
  #
  # @see Sinatra#country_choices
  def to_select
    all.map { |code, name| [name, code.to_s] }
  end
  
  # Retrieves the country name given a country code.
  # @example
  #   
  #   Sinatra::Country["US"] == "United States"
  #   # => true
  #
  #   Sinatra::Country[:US] == "United States"
  #   # => true
  #
  # @param [#to_sym] code The country code in 2 letter all caps format.
  # @return [String] The corresponding country name given the code.
  # @return [nil] nil if no matching country code.
  def [](code)
    all[code.to_sym]  if not code.to_s.empty?
  end
  
  # For use with seeding dummy data.
  # @return [Symbol] a randomized country code.
  def random
    all.keys.shuffle.first
  end
  
  # Gives all countries in a Hash.
  #
  # @return [Hash] the code => name pairs of all countries.
  def all
    @all
  end

  module_function :all, :to_select, :[], :random
end